[of]

weird, backpage.com is still up for me.

[bifrost]

You might have some cached DNS, the domain was hijacked at the registrar level

   Domain Name: BACKPAGE.COM
   Registry Domain ID: 3112173_DOMAIN_COM-VRSN
   Registrar WHOIS Server: whois.ascio.com
   Registrar URL: http://www.ascio.com
   Updated Date: 2018-04-06T17:58:13Z
   Creation Date: 1999-01-19T05:00:00Z
   Registry Expiry Date: 2025-01-19T05:00:00Z
   Registrar: Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
   Registrar IANA ID: 106
   Registrar Abuse Contact Email: [e-mail]
   Registrar Abuse Contact Phone: [phone]
   Domain Status: ok https://icann.org/epp#ok
   Name Server: NS1.SEIZEDSERVERS.COM
   Name Server: NS2.SEIZEDSERVERS.COM
   DNSSEC: unsigned

[GCU-Empiricist]

Try looking at any of the boards. The city listing of marketplaces is up but that is as far as it goes.

[bhouston]

I think you have caches in your browser or on your network. When I visit, it is blocked on the main page.